Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6089039 | Air conditioner and condenser used therefor | — | 2000-07-18 |
| 5751604 | Cogeneration system | — | 1998-05-12 |
| 4194864 | Three-dimensional automatic warehouse equipment | Yoshiaki Toko, Takao Ehara | 1980-03-25 |